S
S. C. Abrahams
Publications - 6
Citations - 1402
S. C. Abrahams is an academic researcher. The author has contributed to research in topics: Crystal structure & Lattice constant. The author has an hindex of 6, co-authored 6 publications receiving 1355 citations.
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Journal ArticleDOI
Ferroelectric Tungsten Bronze‐Type Crystal Structures. I. Barium Strontium Niobate Ba0.27Sr0.75Nb2O5.78
TL;DR: The Ferroelectric Ba0.27Sr0.75Nb2O5.78 as discussed by the authors is a tungsten bronze-type structure crystallizing in the tetragonal system, with lattice constants a = 12.43024
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Ferroelectric Tungsten Bronze‐Type Crystal Structures. II. Barium Sodium Niobate Ba(4 + x)Na(2 − 2x)Nb10O30
TL;DR: Ferroelectric Ba(4+x)Na(2 − 2x)Nb10O30, with a Curie temperature of 833°K, has a tungsten bronze-type structure and crystallizes in the orthorhombic system as mentioned in this paper.
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Crystal Structure of Piezoelectric Bismuth Germanium Oxide Bi12GeO20
TL;DR: In this article, the Patterson and Fourier series was used to solve the lattice constant a = 10.1455±0.0008 A at 298°K and the final agreement factor R is 0.062.
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Crystal Structure of the Transition‐Metal Molybdates and Tungstates. II. Diamagnetic Sc2(WO4)3
TL;DR: Sc2(WO4)3, diamagnetic above 30°K, crystallizes in the orthorhombic system, Space Group Pnca, with lattice constants a=9.596±0.004, b=13.330± 0.003, and c= 9.512±0.004 A at 298°K as mentioned in this paper.
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Ferroelectric Tungsten Bronze‐Type Crystal Structures. III. Potassium Lithium Niobate K(6−x−y)Li(4+x)Nb(10+y)O30
TL;DR: Ferroelectric K(6−x−y)Li(4+x)Nb(10+y)O30, with x ≥ 0.07, y ≤ 0.23, and a Curie temperature of 613°K, crystallizes with a tungsten bronze-type structure in the tetragonal system as mentioned in this paper.